NPPES file of Aug 9, 2026

Jaclyn Angielczyk, MD

Student in an Organized Health Care Education/Training Program · Stony Brook, NY

Jaclyn Angielczyk, MD is a student in an organized health care education/training program with a practice address in Stony Brook, New York, and NPI 1851977425, issued on Mar 23, 2021. Check the license with the New York board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1851977425
Name
Jaclyn Angielczyk
Credential
MD
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
Practice location
101 Nicolls Road, Stony Brook, NY 11794
Phone
(631) 444-3880
Enumerated
Mar 23, 2021
Record last updated
Mar 24, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20240605001485); accepts Medicare assignment
Medical or professional school
State University Of New York Downstate Medical Center, 2021
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 101 Nicolls Road

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Adeola AdeyeyeStudent in an Organized Health Care Education/Training Program1215678594
  2. Liyan Afaneh, M.B.B.S.Student in an Organized Health Care Education/Training Program1982545232
  3. Mark BatistickStudent in an Organized Health Care Education/Training Program1760185490
  4. Justin Bell, MDAnesthesiology Physician1003492893
  5. William Berg, MDUrology Physician1184068520
  6. Sandeep Bhashyam, M.D.Internal Medicine Physician1174767420

Verify Jaclyn Angielczyk in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New York board licenses this professionCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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68% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024

59 Medicare Part D claims for 44 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D.

  1. Jaclyn Angielczyk59
  2. Specialty average185

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. North Shore-Lij Medical PCManhasset, NY

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Jaclyn Angielczyk among 37,241 student in an organized health care education/training program records in New York

Jaclyn Angielczyk, MD is one of 37,241 student in an organized health care education/training program records with a practice address in New York. 31% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 21% of them.

  • NPI issued2021 · 21% of these records are older, 73% newer
  • In a Medicare fileYes · 31% of these records are
  • In the CMS Doctors and Clinicians fileYes · 5% of these records are
  • Graduated2021 · median 2018 among the 1,821 with a school on file
  • Record last updated2021 · 24% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

884 student in an organized health care education/training program records list a practice address in Stony Brook

They are 884 of the 3,053 NPPES records with a practice address in Stony Brook, and 37,241 student in an organized health care education/training program records in New York.

The 8 student in an organized health care education/training program records with the nearest ZIP codes

  1. Jeff Chuang, MDStony Brook, NY 117941033379425
  2. Salma El Gendi, MDStony Brook, NY 117941659531168
  3. Vasileios Kostaras, MDStony Brook, NY 117941144487968
  4. Sabina Mir, MDStony Brook, NY 117941144492703
  5. David Orbach, MD, MSStony Brook, NY 117941104083989
  6. Danielo Perez, MDStony Brook, NY 117941851562656
  7. Niti Rayjada, MDStony Brook, NY 117941720259609
  8. Betty Samuel, DDSStony Brook, NY 117941952561342

Common questions

What is Jaclyn Angielczyk, MD's NPI number?

Jaclyn Angielczyk, MD's National Provider Identifier (NPI) is 1851977425, issued on Mar 23, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Jaclyn Angielczyk, MD located?

The NPPES record lists a practice address at 101 Nicolls Road, Stony Brook, NY, 11794. Phone: (631) 444-3880. Providers update this record themselves, so call before visiting.

How can I verify Jaclyn Angielczyk, MD's license?

Search the New York board that licenses this profession; the NPPES record confirms identity only.

How much does Jaclyn Angielczyk, MD prescribe under Medicare Part D?

In 2024, Jaclyn Angielczyk, MD had 59 Medicare Part D claims for 44 beneficiaries; the average among student in an organized health care education/training program prescribers was 185. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.